Home / 13,752,731.61-20,633,222.34-5,551,153.56

Finding the Fourth Proportional to 13,752,731.61, 20,633,222.34 and 5,551,153.56

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Solution

The fourth proportional to 13,752,731.61, 20,633,222.34 and 5,551,153.56 is: 8,328,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752,731.61 : 20,633,222.34 = 5,551,153.56 : x
  2. Step 2: Convert to fraction form
    13,752,731.61/20,633,222.34 = 5,551,153.56/x
  3. Step 3: Cross multiply
    13,752,731.61x = 20,633,222.34 × 5,551,153.56
  4. Step 4: Simplify right side
    13,752,731.61x = 114,538,185,646,962.52
  5. Step 5: Solve for x
    x = 114,538,185,646,962.52/13,752,731.61
  6. Step 6: Final answer
    x = 8,328,395.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.